Home / 56,305.32-77,657.94-39,303.96

Finding the Fourth Proportional to 56,305.32, 77,657.94 and 39,303.96

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Solution

The fourth proportional to 56,305.32, 77,657.94 and 39,303.96 is: 54,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,305.32 : 77,657.94 = 39,303.96 : x
  2. Step 2: Convert to fraction form
    56,305.32/77,657.94 = 39,303.96/x
  3. Step 3: Cross multiply
    56,305.32x = 77,657.94 × 39,303.96
  4. Step 4: Simplify right side
    56,305.32x = 3,052,264,567.44
  5. Step 5: Solve for x
    x = 3,052,264,567.44/56,305.32
  6. Step 6: Final answer
    x = 54,209.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.